Metazachlor OA, 100µg/ml in Acetonitrile, 1ml

Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane

4-tert-Octylphenol EO Kit (EO=0-9) ,,,1mL,

Aroclor 1232